Home / 93,032.20-139,548.30-84,867.40

Finding the Fourth Proportional to 93,032.20, 139,548.30 and 84,867.40

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Solution

The fourth proportional to 93,032.20, 139,548.30 and 84,867.40 is: 127,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,032.20 : 139,548.30 = 84,867.40 : x
  2. Step 2: Convert to fraction form
    93,032.20/139,548.30 = 84,867.40/x
  3. Step 3: Cross multiply
    93,032.20x = 139,548.30 × 84,867.40
  4. Step 4: Simplify right side
    93,032.20x = 11,843,101,395.42
  5. Step 5: Solve for x
    x = 11,843,101,395.42/93,032.20
  6. Step 6: Final answer
    x = 127,301.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.